72727820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:303

約数の個数: 96

約数和(自身を含む): 178053120

約数和(自身を除く): 105325300

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 127, 137, 190, 209, 220, 254, 274, 380, 418, 508, 548, 635, 685, 836, 1045, 1270, 1370, 1397, 1507, 2090, 2413, 2540, 2603, 2740, 2794, 3014, 4180, 4826, 5206, 5588, 6028, 6985, 7535, 9652, 10412, 12065, 13015, 13970, 15070, 17399, 24130, 26030, 26543, 27940, 28633, 30140, 34798, 48260, 52060, 53086, 57266, 69596, 86995, 106172, 114532, 132715, 143165, 173990, 191389, 265430, 286330, 330581, 347980, 382778, 530860, 572660, 661162, 765556, 956945, 1322324, 1652905, 1913890, 3305810, 3636391, 3827780, 6611620, 7272782, 14545564, 18181955, 36363910, 72727820]

約数ペア:

[(1, 72727820), (2, 36363910), (4, 18181955), (5, 14545564), (10, 7272782), (11, 6611620), (19, 3827780), (20, 3636391), (22, 3305810), (38, 1913890), (44, 1652905), (55, 1322324), (76, 956945), (95, 765556), (110, 661162), (127, 572660), (137, 530860), (190, 382778), (209, 347980), (220, 330581), (254, 286330), (274, 265430), (380, 191389), (418, 173990), (508, 143165), (548, 132715), (635, 114532), (685, 106172), (836, 86995), (1045, 69596), (1270, 57266), (1370, 53086), (1397, 52060), (1507, 48260), (2090, 34798), (2413, 30140), (2540, 28633), (2603, 27940), (2740, 26543), (2794, 26030), (3014, 24130), (4180, 17399), (4826, 15070), (5206, 13970), (5588, 13015), (6028, 12065), (6985, 10412), (7535, 9652)]